Pressure switch



FIG. 1 is a top, front and right side perspective view of pressure switch showing my new design;

FIG. 2 is a bottom, rear and left side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is a right side view thereof;

FIG. 9 is a front view of a second embodiment of the pressure switch, the bottom view thereof being indentical to the first disclosed embodiment;

FIG. 10 is a rear view thereof;

FIG. 11 is a top plan view thereof; and,

FIG. 12 is top, front and right side perspective view thereof. 

The ornamental design for a pressure switch, as shown and described. 